function newImage(arg) {
	if (document.images) {
		var rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
var home_over = "";
var fiftyYears_over = "";
var programs_over = "";
var merchandise_over = "";
var alumni_over = "";
var media_over = "";
var support_over = "";
var about_over = "";
var forums_over = "";
var preloadFlag = 0;

function preloadImages() {
	if (document.images) {
		home_over = newImage("/includes/nav/images/home_over.gif");
		fiftyYears_over = newImage("/includes/nav/images/fiftyYears_over.gif");
		programs_over = newImage("/includes/nav/images/programs_over.gif");
		merchandise_over = newImage("/includes/nav/images/merchandise_over.gif");
		alumni_over = newImage("/includes/nav/images/alumni_over.gif");
		media_over = newImage("/includes/nav/images/media_over.gif");
		support_over = newImage("/includes/nav/images/support_over.gif");
		about_over = newImage("/includes/nav/images/about_over.gif");
		forums_over = newImage("/includes/nav/images/forums_over.gif");
		preloadFlag = true;
	}
}

function getObject(id) {
	var obj = document.getElementById(id);
	return obj;
}